Overview
The MC33269DT-5.0G is a low dropout, medium current, fixed output linear voltage regulator produced by onsemi. This device is specifically designed for use in low input voltage applications, offering an economical solution for precision voltage regulation while minimizing power losses. The regulator features a 1.0 V dropout composite PNP-NPN pass transistor, current limiting, and thermal shutdown, making it suitable for a variety of applications requiring stable and efficient voltage regulation.
Key Specifications
| Characteristic | Symbol | Min | Max | Unit | |
|---|---|---|---|---|---|
| Output Voltage (Iout = 10 mA, TA = 25°C) | VO | 4.95 | 5.0 | 5.05 | V |
| Dropout Voltage (Iout = 500 mA) | Vin - Vout | 1.0 | - | 1.1 | V |
| Output Current | Iout | - | - | 800 | mA |
| Quiescent Current (Fixed Output) | IQ | - | - | 5.5 | mA |
| Ripple Rejection (10 Vpp, 120 Hz Sinewave; Iout = 500 mA) | RR | 55 | - | - | dB |
| Operating Ambient Temperature Range | TA | -40 | - | 125 | °C |
| Storage Temperature | Tstg | -55 | - | 150 | °C |
| Package Type | - | - | - | DPAK | - |
Key Features
- Fixed output voltage of 5.0 V
- Adjustable output versions available
- Low dropout voltage of 1.0 V
- Output current in excess of 800 mA
- Thermal protection and short circuit protection
- Output trimmed to 1.0% tolerance
- Pb-free packages available
- Space-saving DPAK, SO-8, and SOT-223 power packages
- AEC-Q100 qualified and PPAP capable for automotive and other critical applications
Applications
- Low input voltage applications
- Automotive systems requiring high reliability and precision voltage regulation
- Industrial control systems
- Power supplies for electronic devices
- Battery-backed power supplies
- Digitally controlled voltage regulators
Q & A
- What is the typical output current of the MC33269DT-5.0G?
The typical output current is in excess of 800 mA.
- What is the dropout voltage for the MC33269DT-5.0G?
The dropout voltage is 1.0 V for an output current of 500 mA.
- What are the available package types for the MC33269 series?
The available package types include DPAK, SO-8, and SOT-223.
- Does the MC33269DT-5.0G have thermal protection?
- What is the operating ambient temperature range for the MC33269DT-5.0G?
The operating ambient temperature range is from -40°C to +125°C.
- Is the MC33269DT-5.0G AEC-Q100 qualified?
- What is the ripple rejection ratio for the MC33269DT-5.0G?
The ripple rejection ratio is 55 dB at 120 Hz with a 10 Vpp sinewave and an output current of 500 mA.
- What is the quiescent current for the fixed output version of the MC33269DT-5.0G?
The quiescent current is typically 5.5 mA.
- Can the MC33269DT-5.0G be used in battery-backed power supplies?
- Is the MC33269DT-5.0G Pb-free?
